<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<script type="text/javascript">
			console.time("test");
		/*break*/
			outer:for(var i=0;i<5;i++){
				console.log("外层"+i);
				for (var j=0;j<5;j++) {
					break outer;
					console.log("内层"+j);
				}
			}
			console.timeEnd("test");/*浏览器的控制台可以看到*/
			console.log("--------------------");
		/*continue*/
			for(var i=0;i<5;i++){
				
				if(i==2) {
					continue;
				}
				
				console.log("外层"+i);
			}
			
			
			var a=Math.sqrt(9);
			console.log(a);
		</script>
	</head>
	<body>
	</body>
</html>
